858 Area Code
San Diego, CA and 4 other locations · United States
Country code +1 · ISO US
Example 858 Number
A sample number from this area code, formatted three ways.
| National | International | E.164 |
|---|---|---|
| (858) 555-0123 | +1 858-555-0123 | +18585550123 |
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Pre-filled with a 858 sample number. Edit it and click "Try It" to see the parsed result.
Cities and Regions
Locations served by the 858 area code, according to Google's libphonenumber.
- · San Diego, CA
- · La Jolla, CA
- · Poway, CA
- · Rancho Santa Fe, CA
- · California
How to Dial United States Numbers
From abroad
Dial +1 followed by the national number, dropping any leading 1.
Within United States
Dial 1 before the local number to make a domestic call.
Dialing out of United States
Dial 011 followed by the destination country code and number.
Nearby United States Area Codes
Frequently Asked Questions
Where is the 858 area code?
└ The 858 area code covers San Diego, CA in United States.
What timezone is the 858 area code in?
└ Numbers in the 858 area code are in the America/Los_Angeles timezone.
How do I dial a 858 number?
└ From abroad, dial +1 858 followed by the local number. Within United States, dial 1858 before the local number.